Features: Made of alluminum alloy material, in balanced composite construction, durable and sturdy Tailpiece is powerful enough to withstand stress of strings Set of a cello tailpiece with 4 effective tuners and a tailpiece gut wire Suitable for professional cello making and fixing, excessive cost performance one hundred pc brand new and excessive quality, beautiful seems and simple installation Specifications: Material: aluminum alloy Type: for 4-string cello Acoustic or Electric Cello 4/4 Tailpiece Weight: Approx 81g Size: 4/4 3/4 half 1/4 1/8 Package List: 1 * 4-string tailpiece